The answer is 170 I believe
Answer:
Step-by-step explanation
In the form ax^2+bx+c
a x c should equal two factors of b
However, in this equation
1 x 19 has no factors that = 10
so you must use the Quadratic Formula which is,
x = 
so the answer should be
x = 
x = 
x =
and x = 
Answer:
x = 2
2x + 1 = -x +7 Add and subtract
3x = 6 divide
x = 2